New Meller Sapphire Optical Domes Provide Mohs 9 Hardness

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The Meller Sapphire Optical Domes are custom fabricated in sizes up to 6 in. O.D. and offers 160 degree maximum included angles. The domes have a surface accuracy to less than 1 fringe at 633 nm and finishes to 20-10 scratch-dig per MIL-PRF-13830 standard. The units can withstand 10,000 psi and 1,000°C for shielding optics and electronics in missile guidance systems.

Meller Sapphire Optical Domes feature Mohs 9 hardness, which is second only to diamond, and can withstand 10,000 psi and 1,000°C for shielding optics and electronics in missile guidance systems. Highly resistant to saltwater, sand, and fast moving dirt, they provide up to 85% transmission uncoated from the UV to IR and 99% transmission when A/R coated on both sides.

Custom fabricated in sizes up to 6” O.D., Meller Sapphire Optical Domes provide 160 degree maximum included angles to extend the viewing angle of missile guidance systems. These domes exhibit surface accuracy to less than 1 fringe @ 633nm and finishes to 20-10 scratch-dig per MIL-PRF-13830 and can incorporate steps and profiles for assembly or mounting purposes.

Meller Sapphire Optical Domes are priced from $495.00 each, depending upon configuration and quantity. Price quotations are provided upon request and delivery is 12 weeks typical.